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files >> //home/techyfnq/www/wp-content/plugins/site-reviews/vendors/spatie/color/CIELab.php
<?php namespace GeminiLabs\Spatie\Color; class CIELab extends Color { /** @var float */ protected $l; protected $a; protected $b; /** * @param float $l * @param float $a * @param float $b */ public function __construct($l, $a, $b) { Validate::CIELabValue($l, 'l'); Validate::CIELabValue($a, 'a'); Validate::CIELabValue($b, 'b'); $this->l = $l; $this->a = $a; $this->b = $b; } /** * {@inheritdoc} */ public static function fromString($string) { Validate::CIELabColorString($string); $matches = null; preg_match('/CIELab\( *(\d{1,3}\.?\d+? *, *-?\d{1,3}\.?\d+? *, *-?\d{1,3}\.?\d+?) *\)/i', $string, $matches); $channels = explode(',', $matches[1]); list($l, $a, $b) = array_map('trim', $channels); return new static($l, $a, $b); } /** * @return float */ public function l() { return $this->l; } /** * @return float */ public function a() { return $this->a; } /** * @return float */ public function b() { return $this->b; } /** * {@inheritdoc} */ public function red() { return $this->toRgb()->red(); } /** * {@inheritdoc} */ public function blue() { return $this->toRgb()->blue(); } /** * {@inheritdoc} */ public function green() { return $this->toRgb()->green(); } /** * {@inheritdoc} */ public function toCIELab() { return new self($this->l, $this->a, $this->b); } /** * {@inheritdoc} */ public function toHex() { return $this->toRgb()->toHex(); } /** * {@inheritdoc} */ public function toHsl() { return $this->toRgb()->toHSL(); } /** * {@inheritdoc} */ public function toHsla($alpha = 1) { return $this->toRgb()->toHsla($alpha); } /** * {@inheritdoc} */ public function toRgb() { return $this->toXyz()->toRgb(); } /** * {@inheritdoc} */ public function toRgba($alpha = 1) { return $this->toRgb()->toRgba($alpha); } /** * {@inheritdoc} */ public function toXyz() { list($x, $y, $z) = Convert::CIELabValueToXyz( $this->l, $this->a, $this->b ); return new Xyz($x, $y, $z); } /** * {@inheritdoc} */ public function __toString() { return "CIELab({$this->l},{$this->a},{$this->b})"; } }
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